CN211017387U - Two-in-one antenna structure - Google Patents
Two-in-one antenna structure Download PDFInfo
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- CN211017387U CN211017387U CN201922102361.8U CN201922102361U CN211017387U CN 211017387 U CN211017387 U CN 211017387U CN 201922102361 U CN201922102361 U CN 201922102361U CN 211017387 U CN211017387 U CN 211017387U
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- nfc
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- wireless charging
- nfc antenna
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Abstract
The utility model discloses a two unification antenna structure, fill antenna, nfc antenna and antenna joint including wireless, nfc antenna cover is located wireless outside of filling the antenna, antenna joint extends in perpendicularly in one side of nfc antenna, wireless fill the antenna with the head end and the end of nfc antenna all with antenna joint connects. The two-in-one antenna structure fully utilizes the product space to integrate the wireless charging antenna and the nfc antenna with different characteristics into a whole through wiring, realizes two-in-one function, namely can be used for charging and transmitting and receiving data wirelessly, and can also be used for swiping card for transmitting and receiving data for nfc, and has the advantages of small occupied space, low cost and high efficiency.
Description
Technical Field
The utility model relates to an antenna technology field, more specifically say and indicate a two unification antenna structures.
Background
The wireless antenna of filling of prior art is separately with the nfc antenna, if need use wireless fill with two functions of nfc card swiping, need adorn wireless antenna of filling with the nfc antenna simultaneously, the space that occupies is big, with high costs, inefficiency, and current wireless antenna of filling receives external disturbance with the nfc antenna easily, stability is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's not enough, provide a two unification antenna structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a two unification antenna structure, includes wireless antenna, nfc antenna and antenna joint of filling, the nfc antenna cover is located the outside of wireless antenna of filling, antenna joint extends perpendicularly in one side of nfc antenna, wireless antenna of filling with the head end and the end of nfc antenna all with antenna joint connects.
The further technical scheme is as follows: the surfaces of the wireless charging antenna and the nfc antenna are covered with nanocrystalline magnetic separation sheets.
The further technical scheme is as follows: the inductance value of the nfc antenna is 300 nH-600 nH, and the impedance of the nfc antenna is-3 omega.
The further technical scheme is as follows: the inductance value of the wireless charging antenna is 8.3-8.6 uH, and the internal resistance of the wireless charging antenna is less than 250m omega.
The further technical scheme is as follows: the thickness of the two-in-one antenna structure is 0.4 mm-0.6 mm.
The further technical scheme is as follows: the wireless charging antenna and the nfc antenna are both of rectangular structures.
Compared with the prior art, the utility model beneficial effect be: the utility model relates to a two unification antenna structure is through locating the wireless outside that fills the antenna with the nfc antenna cover, and the wireless head end and the end that fill antenna and nfc antenna all are connected with antenna connection, make full use of product space promptly fill antenna and nfc antenna of different characteristics through walking the line and mix two types of antennas, realize two unification functions, can fill for wireless and charge the conveying and receive data, also can be for nfc card-swiping conveying and receive data, whole structure occupation space is little, with low costs, efficient. The surfaces of the wireless charging antenna and the nfc antenna are covered with the nanocrystalline magnetic-isolating sheets which are used as wave-absorbing materials, so that the performance of the two-in-one antenna structure is protected from being influenced by the outside, and the stability of the two-in-one antenna structure is enhanced.
The foregoing is a summary of the present invention, and other objects, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments, which is provided for the purpose of illustration and understanding of the present invention.
Drawings
Fig. 1 is a schematic diagram of a two-in-one antenna structure.
Reference numerals
11. A wireless charging antenna; 12. an nfc antenna; 13. an antenna terminal.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings and the detailed description.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be connected or detachably connected or integrated; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above should not be understood to necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by one skilled in the art.
The nfc antenna is a hardware processing scheme based on the RFID technology, adopts transformer common coupling matching as communication, completes verification of a data transmission process through a communication instruction of a processor, and is successfully designed and manufactured through the RFID modulation processing of a software and hardware environment and the adjustment of a matching circuit. The effectiveness and stability of key performance indexes of a high polymer material and an anti-interference material must be considered for the nfc antenna with the best effect, meanwhile, the stability of a manufacturing process is the key of consistency of performance indexes of products, and the improvement of targeted evaluation and inspection equipment is the guarantee of the product quality.
nfc antennas are typically composed of a circuit coil made by a wire winding/printing/etching process and a ferrite material with interference rejection capabilities.
nfc is an abbreviation for near field communication, i.e., short-range wireless communication technology. The method is a non-contact identification and interconnection technology, and can carry out short-distance wireless communication among mobile equipment, consumer electronics, a PC (personal computer) and an intelligent control tool. nfc provides a simple, touch-sensitive solution that allows consumers to exchange information, access content, and services easily and intuitively. The nfc consists of an nfc module and an nfc antenna. The nfc module generally comprises a high-speed single chip microcomputer, a radio frequency chip and a matching circuit.
As shown in fig. 1, a two-in-one antenna structure includes a wireless charging antenna 11, an nfc antenna 12 and an antenna connector 13, wherein the nfc antenna 12 is sleeved outside the wireless charging antenna 11, the antenna connector 13 vertically extends to one side of the nfc antenna 12, and the head ends and the tail ends of the wireless charging antenna 11 and the nfc antenna 12 are connected to the antenna connector 13. The antenna joint 13 is used for being connected with a mainboard or other circuits, the two-in-one antenna structure fully utilizes the product space to mix the wireless charging antenna 11 and the nfc antenna 12 with different characteristics into a whole through wiring, and realizes two-in-one function, namely, the two-in-one antenna structure can be used for transmitting and receiving data for wireless charging and also can be used for transmitting and receiving data for nfc card swiping, and the whole structure has the advantages of small occupied space, low cost and high efficiency.
Specifically, the surfaces of the wireless charging antenna 11 and the nfc antenna 12 are covered with nanocrystalline magnetic barriers, and the nanocrystalline magnetic barriers are used as wave-absorbing materials to protect the performance of the two-in-one antenna structure from being affected by the outside and enhance the stability of the two-in-one antenna structure.
In another embodiment, ferrites may be attached to the surfaces of the wireless charging antenna 11 and the nfc antenna 12 to serve as wave-absorbing materials, so as to protect the performance of the two-in-one antenna structure from being affected by the outside and enhance the stability of the two-in-one antenna structure.
Specifically, the inductance value of the nfc antenna 12 is 300nH to 600nH, and the impedance of the nfc antenna 12 is-3 Ω.
Specifically, the inductance value of the wireless charging antenna 11 is 8.3 uH-8.6 uH, and the internal resistance of the wireless charging antenna 11 is less than 250m Ω.
Specifically, the thickness of the two-in-one antenna structure is 0.4 mm-0.6 mm.
Specifically, the wireless charging antenna 11 and the nfc antenna 12 are both rectangular structures.
Compared with the prior art, the utility model relates to a two unification antenna structure is through locating the wireless outside that fills the antenna with the nfc antenna cover, and the wireless head end and the end that fill antenna and nfc antenna all are connected with antenna connection, and make full use of product space fills the antenna with the wireless of different characteristics and nfc antenna through walking the line and mashup two kinds of antennas an organic whole promptly, realizes two unification functions, can fill for wireless the transmission and the receipt data of charging, also can brush the card for nfc and convey and receive data, and whole structure occupation space is little, with low costs, efficient. The surfaces of the wireless charging antenna and the nfc antenna are covered with the nanocrystalline magnetic-isolating sheets which are used as wave-absorbing materials, so that the performance of the two-in-one antenna structure is protected from being influenced by the outside, and the stability of the two-in-one antenna structure is enhanced.
The technical content of the present invention is further described by the embodiments only, so that the reader can understand it more easily, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation according to the present invention is protected by the present invention. The protection scope of the present invention is subject to the claims.
Claims (4)
1. A two-in-one antenna structure is characterized by comprising a wireless charging antenna, an nfc antenna and an antenna joint, wherein the nfc antenna is sleeved outside the wireless charging antenna, the antenna joint vertically extends to one side of the nfc antenna, and the head ends and the tail ends of the wireless charging antenna and the nfc antenna are connected with the antenna joint; the surfaces of the wireless charging antenna and the nfc antenna are covered with nanocrystalline magnetic separation sheets; the inductance value of the nfc antenna is 300 nH-600 nH, and the impedance of the nfc antenna is-3 omega.
2. The two-in-one antenna structure of claim 1, wherein the inductance value of the wireless charging antenna is 8.3 uH-8.6 uH, and the internal resistance of the wireless charging antenna is less than 250m Ω.
3. The two-in-one antenna structure according to claim 1, wherein the thickness of the two-in-one antenna structure is 0.4mm to 0.6 mm.
4. The two-in-one antenna structure of claim 1, wherein the wireless charging antenna and the nfc antenna are both rectangular structures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922102361.8U CN211017387U (en) | 2019-11-28 | 2019-11-28 | Two-in-one antenna structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922102361.8U CN211017387U (en) | 2019-11-28 | 2019-11-28 | Two-in-one antenna structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211017387U true CN211017387U (en) | 2020-07-14 |
Family
ID=71479388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922102361.8U Active CN211017387U (en) | 2019-11-28 | 2019-11-28 | Two-in-one antenna structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211017387U (en) |
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2019
- 2019-11-28 CN CN201922102361.8U patent/CN211017387U/en active Active
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